高温|こうおんkouon[0]heiban (flat)

1. nounhigh temperature
   例たとえばジャック・パインの松まつかさは、高温こうおんにより影響えいきょうを受うけるまでは自みずから開ひらいて種子しゅしを放出ほうしゅつしない。↗

   The cones of the jack pine, for example, do not readily open to release their seeds until they have been subjected to great heat.

• Synonym高熱こうねつNeutralA high fever, or extremely intense heat; 「高温」 leans toward the temperature of the environment or an object.
• Related熱気ねっきNeutralHot air, or a heated, excited atmosphere; 「高温」 is about the temperature value itself being high.
• Related暑さあつさNeutralThe felt hotness of the weather; 「高温」 describes the objective temperature itself.
• RelatedヒートCasualColloquial loanword for heat or a situation heating up, used mostly in compounds such as 「ヒートアップ」.
• Related熱さあつさNeutralHow hot a thing is; 「高温」 is the objective fact of a high temperature, common in scientific and meteorological contexts.
• Related暑気しょきWrittenA written/formal word for the heat of summer or hot weather; 「高温」 simply states an objective temperature.
• Related火熱かねつWrittenA written/formal word for the heat given off by a flame; 「高温」 is broader, covering high temperatures in general.
• Antonym低温ていおんNeutralA low temperature, as in 「低温注意報」; the direct opposite of 「高温」.

Use 「高温」 for an objectively high temperature, as in 「高温多湿」 or 「高温で焼く」. For hot weather say 「暑さ」, for a hot object 「熱さ」, and for a high fever 「高熱」; 「低温」 is its opposite.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

1. 高たかい温度おんど。